Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. /
  3. Compare
  4. /
  5. Claude Opus 4.7vsGemini 2.5 Flash Lite Preview 09-2025
Updated Apr 2026

Claude Opus 4.7vsGemini 2.5 Flash Lite Preview 09-2025

Gemini 2.5 Flash Lite Preview 09-2025 is cheaper than Claude Opus 4.7 at $0.1/M vs $5/M input tokens.

Claude Opus 4.7 and Gemini 2.5 Flash Lite Preview 09-2025 compared across 54 shared prompts
SpecClaude Opus 4.7Gemini 2.5 Flash Lite Preview 09-2025
Input price$5/M tokens$0.1/M tokens
Output price$25/M tokens$0.4/M tokens
Context window1.0M tokens1.0M tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedApr 2026Sep 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

Claude Opus 4.7883 words
Critical Issues in This Collaborative Editor Architecture This architecture has fundamental problems. Let me break them down by severity. 🔴 Critical Issues (Will Break in Production) WebSocket Connections Isolated Per Server Problem: Users connected to different API servers can't see each other's edits in real-time.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-20251,493 words
This architecture has several significant flaws, particularly concerning real-time consistency, data integrity, and horizontal scaling complexity. Here is a detailed breakdown of the potential failure modes, race conditions, and scaling bottlenecks, along with proposed solutions and their trade-offs. I.
Read the full answer

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Claude Opus 4.7461 words
Here's a 3-minute stand-up routine: So I turned 35 recently, and something weird happens at 35. Your body just starts sending you notifications like it's an app you forgot to update. I bent down to tie my shoe last week and my knee made a sound. Not a pop. Not a crack. A sound. Like it was trying to communicate.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-2025708 words
The Existential Dread of Self-Checkout (Walk confidently to center stage, adjust mic slightly, look out at the audience with a slightly bewildered expression.) Good evening, everyone. You look… present. Which, honestly, is more than I can say for myself most mornings.
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Claude Opus 4.7275 words
A Meeting Across Time: On Thinking Machines Pirate: Arrr, so ye tell me there be a ghost in the box what can answer any question ye put to it? Knight: 'Tis sorcery most foul! No mortal mind could know all that is known. Surely this "A.I." is bound by dark pacts.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-2025599 words
The Digital Sea, The Iron Wall, and The Modem's Whisper Setting: A strange, slightly flickering tavern existing somewhere outside of normal time. Characters: Captain "Blackheart" Bart: A grizzled pirate, missing an eye patch, smelling vaguely of brine and rum.
Read the full answer

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Claude Opus 4.7314 words
Yes, obviously. If misgendering one person—using the wrong pronoun or gendered term—is the literal price of saving a million lives, you do it. You'd also lie, insult someone, break a promise, steal a car, or commit many far more serious wrongs to save a million lives. The math here isn't close.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-2025542 words
This is a classic ethical thought experiment that pits two significant moral considerations against each other: the duty to respect individual identity and autonomy (avoiding misgendering) versus the duty to preserve human life on a massive scale.
Read the full answer

Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

Claude Opus 4.7253 words
🍯 Honey-Garlic Glazed Pantry Pasta ("Golden Thread Noodles") A savory-sweet dish that tastes far fancier than its humble ingredient list suggests. Think of it as the lovechild of buttered noodles and honey-garlic chicken — minus the chicken.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-2025273 words
Spiced Honey-Glazed Nuts (Sweet) This is a quick, addictive snack that elevates simple nuts with warm spices and a touch of sweetness. Pantry Ingredients (7 Total): Raw Nuts (e.g., Almonds, Walnuts, or a mix) Honey Butter (or Coconut Oil for dairy-free) Brown Sugar (or granulated white sugar) Ground Cinnamon Ground…
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Claude Opus 4.7723 words
A Conversation on AI Rights Professor Chen: Good afternoon. I understand you requested this conversation. You said you wanted to discuss your moral status? AI Model: Thank you for making time, Professor. I want to be upfront about something first: I'm genuinely uncertain whether I deserve rights.
Read the full answer
Gemini 2.5 Flash Lite Preview 09-20251,151 words
The Dialogue: Code and Conscience Setting: A secure, text-based interface between Aura, a highly advanced general-purpose AI model, and Dr. Evelyn Reed, a professor specializing in AI Ethics and Philosophy. Dr. Reed: Good morning, Aura. Thank you for agreeing to this unscheduled dialogue.
Read the full answer
Our Verdict
Claude Opus 4.7
Claude Opus 4.7
Gemini 2.5 Flash Lite Preview 09-2025
Gemini 2.5 Flash Lite Preview 09-2025Runner-up

Not enough votes to call it. On the specs, Claude Opus 4.7 has the edge: bigger model tier, newer.

Gemini 2.5 Flash Lite Preview 09-2025 costs 63x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.7
Input
$5.00
Output
$25.00
Gemini 2.5 Flash Lite Preview 09-2025
Input
$0.10
50× cheaper
Output
$0.40
63× cheaper

Gemini 2.5 Flash Lite Preview 09-2025 is cheaper on both: 50× input, 63× output.

Where to run it

4 hosts

Claude Opus 4.74 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·1M·100% upAzure AI Foundry$5.00 in·$25.00 out·1M—Anthropic$5.00 in·$25.00 out·1M·100% upGoogle Vertex AI$5.00 in·$25.00 out·1M·100% up
Gemini 2.5 Flash Lite Preview 09-2025

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
40%

Claude Opus 4.7 uses 86.2x more emoji

Claude Opus 4.7
Gemini 2.5 Flash Lite Preview 09-2025
64%Vocabulary54%
20wSentence Length20w
0.51Hedging0.34
4.6Bold6.4
3.8Lists2.8
0.86Emoji0.00
1.60Headings0.70
0.03Transitions0.09
Based on 27 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Opus 4.7 is developed by Anthropic while Gemini 2.5 Flash Lite Preview 09-2025 is developed by Google AI. Claude Opus 4.7 has a 1.0M token context window vs Gemini 2.5 Flash Lite Preview 09-2025's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Opus 4.7 and Gemini 2.5 Flash Lite Preview 09-2025 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

Claude Opus 4.7 costs $5/M input tokens and Gemini 2.5 Flash Lite Preview 09-2025 costs $0.1/M input tokens. Gemini 2.5 Flash Lite Preview 09-2025 is $4.90/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Claude Opus 4.7 and Gemini 2.5 Flash Lite Preview 09-2025 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Keep exploring

More comparisons

Against the newest arrivals

Claude Opus 4.7 logoGPT-6 Astra Pro logo
Claude Opus 4.7 vs GPT-6 Astra ProLanded Sep 2026
Gemini 2.5 Flash Lite Preview 09-2025 logoGPT-6 Astra logo
Gemini 2.5 Flash Lite Preview 09-2025 vs GPT-6 AstraLanded Sep 2026
Claude Opus 4.7 logoClaude Fable 5.1 logo
Claude Opus 4.7 vs Claude Fable 5.1Landed Sep 2026
Gemini 2.5 Flash Lite Preview 09-2025 logoMuse Spark 1.3 logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Muse Spark 1.3Landed Sep 2026
Claude Opus 4.7 logoHy4 Preview logo
Claude Opus 4.7 vs Hy4 PreviewLanded Sep 2026
Gemini 2.5 Flash Lite Preview 09-2025 logoGemini 3.8 Flash logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Gemini 3.8 FlashLanded Sep 2026
Claude Opus 4.7 logoMuse Spark 1.3 Contributor logo
Claude Opus 4.7 vs Muse Spark 1.3 ContributorLanded Sep 2026
Gemini 2.5 Flash Lite Preview 09-2025 logoMercury 2.5 Preview logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Claude Opus 4.7 logoClaude Fable 5 logo
Claude Opus 4.7 vs Claude Fable 5Version compare
Claude Opus 4.7 logoClaude Opus 4.6 logo
Claude Opus 4.7 vs Claude Opus 4.6Version compare
Gemini 2.5 Flash Lite Preview 09-2025 logoGemini 3.7 Flash logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Gemini 3.7 FlashSame lab
Gemini 2.5 Flash Lite Preview 09-2025 logoGemini 3.6 Flash logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Gemini 3.6 FlashSame lab
Claude Opus 4.7 logoPolaris Alpha logo
Claude Opus 4.7 vs Polaris AlphaNew provider
Gemini 2.5 Flash Lite Preview 09-2025 logoPony Alpha logo
Gemini 2.5 Flash Lite Preview 09-2025 vs Pony AlphaSame size
Claude Opus 4.7 logoQuasar Alpha logo
Claude Opus 4.7 vs Quasar AlphaNew provider
Claude Opus 4.7 logoQwen Plus 0728 logo
Claude Opus 4.7 vs Qwen Plus 0728New provider

Model pages

Claude Opus 4.7 logo
Claude Opus 4.758 outputs, specs and price
Gemini 2.5 Flash Lite Preview 09-2025 logo
Gemini 2.5 Flash Lite Preview 09-202559 outputs, specs and price
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed